.page-about {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-about img {
  max-width: 100%;
  height: auto;
}

.page-about .breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 24px 0 0;
  font-size: 0.85rem;
  color: var(--color-text-dim);
}

.page-about .breadcrumb__sep {
  color: var(--color-line);
}

.page-about .breadcrumb a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition);
}

.page-about .breadcrumb a:hover,
.page-about .breadcrumb a:focus-visible {
  color: var(--color-accent-orange);
}

.page-about__hero {
  position: relative;
  padding: 40px 0 48px;
  overflow: hidden;
}

.page-about__hero::after {
  content: "";
  position: absolute;
  right: -80px;
  top: 24px;
  width: 260px;
  height: 260px;
  border: 1px solid rgba(0, 194, 255, 0.14);
  border-radius: 50%;
  pointer-events: none;
}

.page-about__hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 32px;
}

.page-about__kicker {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0 0 16px;
  font-family: var(--font-number);
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  color: var(--color-data);
  text-transform: uppercase;
}

.page-about__hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 6vw, 3.6rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
}

.page-about__lead {
  font-family: var(--font-heading);
  font-size: clamp(1rem, 2.6vw, 1.35rem);
  font-weight: 700;
  line-height: 1.4;
  color: var(--color-accent);
  margin: 0 0 20px;
}

.page-about__hero-desc {
  color: var(--color-text-dim);
  line-height: 1.8;
  max-width: 58ch;
  margin: 0;
}

.page-about__hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-about__hero-media {
  margin: 0;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--color-line);
  background: var(--color-surface);
  aspect-ratio: 9 / 5;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
}

.page-about__hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-about__hero-number {
  position: absolute;
  right: 12px;
  bottom: -30px;
  font-family: var(--font-number);
  font-size: 8rem;
  font-weight: 800;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(215, 255, 0, 0.12);
  pointer-events: none;
  z-index: 0;
  user-select: none;
}

.page-about__toc {
  margin: 16px 0 16px;
  background: var(--color-glass);
  border-radius: 12px;
  padding: 20px 22px;
  border-left: 3px solid var(--color-data);
}

.page-about__toc h2 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 800;
  margin: 0 0 12px;
  color: var(--color-text);
}

.page-about__toc ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
}

.page-about__toc a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  color: var(--color-text-dim);
  text-decoration: none;
  font-size: 0.92rem;
  padding: 4px 0;
  transition: color var(--transition);
}

.page-about__toc a span {
  font-family: var(--font-number);
  color: var(--color-accent);
  font-size: 0.82rem;
  font-weight: 700;
}

.page-about__toc a:hover,
.page-about__toc a:focus-visible {
  color: var(--color-accent);
}

.page-about__section-head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 28px;
}

.page-about__sec-num {
  display: inline-block;
  min-width: 34px;
  padding: 6px 8px;
  font-family: var(--font-number);
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--color-bg);
  background: var(--color-accent);
  border-radius: 6px;
  text-align: center;
  line-height: 1;
}

.page-about__section-head .section-title {
  margin-bottom: 4px;
}

.page-about__identity-grid {
  display: grid;
  gap: 28px;
}

.page-about__identity-copy p {
  color: var(--color-text-dim);
  line-height: 1.8;
  margin: 0 0 16px;
}

.page-about__identity-copy .editorial-note {
  margin-top: 20px;
}

.page-about__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.page-about__stat {
  background: var(--color-surface);
  border-left: 3px solid var(--color-accent);
  border-radius: 10px;
  padding: 18px;
}

.page-about__stat-num {
  display: block;
  font-family: var(--font-number);
  font-size: 1.9rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-accent);
}

.page-about__stat-label {
  display: block;
  margin-top: 8px;
  font-size: 0.82rem;
  color: var(--color-text-dim);
}

.page-about__timeline {
  position: relative;
  padding-left: 28px;
}

.page-about__timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 4px;
  bottom: 4px;
  width: 2px;
  background: linear-gradient(
    to bottom,
    var(--color-accent),
    var(--color-data),
    rgba(0, 194, 255, 0.1)
  );
  border-radius: 2px;
}

.page-about__tl-item {
  position: relative;
  padding: 0 0 36px 30px;
}

.page-about__tl-item:last-child {
  padding-bottom: 0;
}

.page-about__tl-item::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 8px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 4px rgba(215, 255, 0, 0.16);
}

.page-about__tl-year {
  font-family: var(--font-number);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-data);
  margin: 0 0 8px;
}

.page-about__tl-card {
  text-align: left;
  background: var(--color-glass);
  border-radius: 10px;
  border-left: 2px solid var(--color-line);
  padding: 18px 20px;
  transition: border-color var(--transition), background var(--transition);
}

.page-about__tl-card:hover {
  border-left-color: var(--color-accent);
  background: rgba(255, 255, 255, 0.09);
}

.page-about__tl-card h3 {
  font-family: var(--font-heading);
  font-size: 1.08rem;
  font-weight: 800;
  margin: 0 0 6px;
  color: var(--color-text);
}

.page-about__tl-card p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--color-text-dim);
  margin: 0;
}

.page-about__method {
  background: linear-gradient(
    160deg,
    rgba(16, 30, 52, 0.7) 0%,
    rgba(10, 20, 38, 0.4) 60%,
    rgba(10, 20, 38, 0.2) 100%
  );
}

.page-about__method-grid {
  display: grid;
  gap: 28px;
}

.page-about__radar-wrap {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: 14px;
  padding: 24px 18px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.page-about__radar {
  width: 100%;
  max-width: 300px;
  height: auto;
  display: block;
}

.page-about__radar-grid,
.page-about__radar-axis {
  fill: none;
  stroke: var(--color-line);
  stroke-width: 1;
}

.page-about__radar-data {
  fill: rgba(215, 255, 0, 0.15);
  stroke: var(--color-accent);
  stroke-width: 2;
  stroke-linejoin: round;
}

.page-about__radar-dot {
  fill: var(--color-accent);
}

.page-about__radar-note {
  margin: 16px 0 0;
  font-size: 0.85rem;
  color: var(--color-text-dim);
  text-align: center;
}

.page-about__method-lead {
  margin: 0 0 22px;
  font-size: 1.02rem;
  line-height: 1.7;
  color: var(--color-text);
  border-left: 3px solid var(--color-accent);
  padding-left: 16px;
}

.page-about__dims {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-about__dim {
  display: grid;
  grid-template-columns: 76px 1fr 38px;
  align-items: center;
  gap: 12px;
  cursor: default;
}

.page-about__dim:hover .page-about__dim-name {
  color: var(--color-accent);
}

.page-about__dim:hover .page-about__dim-bar .page-about__dim-fill {
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-orange));
}

.page-about__dim-name {
  font-size: 0.9rem;
  color: var(--color-text);
  transition: color var(--transition);
}

.page-about__dim-bar {
  height: 8px;
  border-radius: 4px;
  background: var(--color-glass);
  overflow: hidden;
  display: block;
}

.page-about__dim-fill {
  display: block;
  height: 100%;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--color-data), var(--color-accent));
  transition: background var(--transition);
}

.page-about__dim:nth-child(1) .page-about__dim-fill {
  width: 88%;
}

.page-about__dim:nth-child(2) .page-about__dim-fill {
  width: 92%;
}

.page-about__dim:nth-child(3) .page-about__dim-fill {
  width: 95%;
}

.page-about__dim:nth-child(4) .page-about__dim-fill {
  width: 90%;
}

.page-about__dim:nth-child(5) .page-about__dim-fill {
  width: 97%;
}

.page-about__dim-score {
  font-family: var(--font-number);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-accent);
  text-align: right;
}

.page-about__method-bottom {
  display: grid;
  gap: 26px;
  margin-top: 36px;
}

.page-about__method-media {
  margin: 0;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--color-line);
  aspect-ratio: 3 / 2;
}

.page-about__method-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-about__method-steps h3 {
  font-family: var(--font-heading);
  font-size: 1.08rem;
  font-weight: 800;
  margin: 0 0 16px;
}

.page-about__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about__steps li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: var(--color-text-dim);
  font-size: 0.92rem;
  line-height: 1.6;
}

.page-about__steps li span {
  font-family: var(--font-number);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.page-about__local {
  position: relative;
  overflow: hidden;
}

.page-about__lakeshape {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 120%;
  height: 55%;
  min-height: 200px;
  pointer-events: none;
  z-index: 0;
}

.page-about__local .container {
  position: relative;
  z-index: 1;
}

.page-about__local-grid {
  display: grid;
  gap: 26px;
}

.page-about__local-copy p {
  color: var(--color-text-dim);
  line-height: 1.8;
  margin: 0 0 16px;
}

.page-about__regions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
}

.page-about__local-card {
  background: var(--color-surface);
  border-radius: 14px;
  border-top: 3px solid var(--color-accent-orange);
  padding: 26px 24px;
}

.page-about__local-card-title {
  font-family: var(--font-heading);
  font-size: 1.08rem;
  font-weight: 800;
  margin: 0 0 16px;
}

.page-about__local-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about__local-list li {
  position: relative;
  padding-left: 20px;
  color: var(--color-text-dim);
  font-size: 0.92rem;
  line-height: 1.6;
}

.page-about__local-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 7px;
  height: 7px;
  background: var(--color-accent-orange);
  border-radius: 2px;
  transform: rotate(45deg);
}

.page-about__team-grid {
  display: grid;
  gap: 28px;
}

.page-about__team-copy p {
  color: var(--color-text-dim);
  line-height: 1.8;
  margin: 0 0 18px;
}

.page-about__team-list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-about__team-list li {
  position: relative;
  padding-left: 22px;
  color: var(--color-text);
  font-size: 0.92rem;
  line-height: 1.6;
}

.page-about__team-list li::before {
  content: "›";
  position: absolute;
  left: 2px;
  color: var(--color-accent);
  font-weight: 700;
}

.page-about__honor {
  display: flex;
  align-items: center;
  gap: 18px;
  background: linear-gradient(
    135deg,
    rgba(215, 255, 0, 0.1) 0%,
    rgba(255, 122, 0, 0.06) 100%
  );
  border-radius: 14px;
  padding: 22px 24px;
}

.page-about__honor-year {
  font-family: var(--font-number);
  font-size: 2.4rem;
  font-weight: 800;
  line-height: 1;
  color: var(--color-accent);
  flex-shrink: 0;
}

.page-about__honor strong {
  display: block;
  font-size: 1rem;
  color: var(--color-text);
}

.page-about__honor p {
  font-size: 0.86rem;
  color: var(--color-text-dim);
  margin: 4px 0 0;
  line-height: 1.5;
}

.page-about__team-media {
  margin: 0;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--color-line);
  aspect-ratio: 14 / 9;
}

.page-about__team-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-about__next {
  position: relative;
  background: var(--color-surface);
  padding: 60px 0;
  margin-top: 48px;
  overflow: hidden;
}

.page-about__next::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-orange));
}

.page-about__next-inner {
  text-align: center;
}

.page-about__next-label {
  margin: 0 0 8px;
  font-family: var(--font-number);
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-data);
}

.page-about__next-title {
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  font-weight: 900;
  margin: 0 0 12px;
}

.page-about__next-desc {
  max-width: 46ch;
  margin: 0 auto 24px;
  color: var(--color-text-dim);
  line-height: 1.7;
}

.page-about__next-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

@media (min-width: 768px) {
  .page-about__toc {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .page-about__toc h2 {
    margin: 0 24px 0 0;
    white-space: nowrap;
  }

  .page-about__toc ul {
    flex: 1;
  }

  .page-about__stats {
    gap: 18px;
  }

  .page-about__stat-num {
    font-size: 2.2rem;
  }

  .page-about__timeline {
    padding-left: 0;
    padding-top: 40px;
  }

  .page-about__timeline::before {
    left: 50%;
    transform: translateX(-1px);
  }

  .page-about__tl-item {
    width: 50%;
    padding: 0 48px 44px 0;
    text-align: right;
  }

  .page-about__tl-item::before {
    left: auto;
    right: -6px;
  }

  .page-about__tl-item:nth-child(even) {
    width: 50%;
    margin-left: 50%;
    padding: 0 0 44px 48px;
    text-align: left;
  }

  .page-about__tl-item:nth-child(even)::before {
    right: auto;
    left: -6px;
  }

  .page-about__tl-card {
    border-left: none;
    border-right: 2px solid var(--color-line);
  }

  .page-about__tl-item:nth-child(even) .page-about__tl-card {
    border-left: 2px solid var(--color-line);
    border-right: none;
  }

  .page-about__tl-item:hover::before {
    box-shadow: 0 0 0 6px rgba(215, 255, 0, 0.24);
  }
}

@media (min-width: 1024px) {
  .page-about__hero {
    padding: 64px 0 72px;
  }

  .page-about__hero-inner {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    gap: 56px;
  }

  .page-about__hero-number {
    font-size: 12rem;
    right: 0;
    bottom: -20px;
  }

  .page-about__identity-grid {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: start;
    gap: 48px;
  }

  .page-about__method-grid {
    grid-template-columns: 0.95fr 1.05fr;
    align-items: center;
    gap: 44px;
  }

  .page-about__method-bottom {
    grid-template-columns: 0.9fr 1.1fr;
    align-items: center;
    gap: 48px;
    margin-top: 52px;
  }

  .page-about__local-grid {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    gap: 48px;
  }

  .page-about__team-grid {
    grid-template-columns: 1fr 0.9fr;
    align-items: center;
    gap: 48px;
  }

  .page-about__next {
    padding: 80px 0;
  }
}